Range Description: Allen's Hummingbird - Selasphorus sasin

Summary of the extent of the breeding, wintering, migration and year-round range of this species in the Western Hemisphere, including Canada, U.S.A. and Mexico:

Mexico - Wintering only: 40,674 square km; Migration only: 771,890 square km
U.S.A. - Resident year-round: 1,799 square km; Breeding only: 29,619 square km; Migration only: 286,161 square km